{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease"], "input": "Classical phenylketonuria ( PKU ) is an autosomal recessive disorder caused by a deficiency of hepatic phenylalanine hydroxylase ( PAH ) ."}
{"Disease": ["phenylketonuria", "PKU", "autosomal recessive disorder", "deficiency of hepatic phenylalanine hydroxylase"]}